package day2;

/**
 * @author oldliu
 * @since 1.0
 */
public class Fen {
    public static void main(String[] args) {
        double d=15.6;
        int rise=2;
        double now=d+rise;
        System.out.println("now is "+now);
//        int k=100000000000000;
//        long l=k;
        long l=100000000000000L;
        float f=3.13993939394929304994F;
        System.out.println(l);
        System.out.println(f);

    }
}
